Results 31 to 40 of about 2,587,535 (290)

Driving Scheme Optimization for Electrowetting Displays Based on Contact Angle Hysteresis to Achieve Precise Gray-Scales

open access: yesFrontiers in Physics, 2021
As a new display technology, electrowetting display (EWD) has many excellent display characteristics, such as paper-like, low power consumption, quick response and full color.
Li Wang   +7 more
doaj   +1 more source

Mechanism of Contact Line Movement of a Droplet Spreading Over a Solid Surface

open access: yesMATEC Web of Conferences, 2017
The contact line movement, advancing and receding, of the distilled water droplet was studied on the polished and laser patterned aluminum surfaces.
Feoktistov Dmitry V.   +2 more
doaj   +1 more source

Wetting of doubly periodic rough surfaces in Wenzel’s regime

open access: yesMATEC Web of Conferences, 2018
In this work we present preliminary results from our numerical study of the shapes of a liquid meniscus in contact with doubly sinusoidal rough surfaces in Wenzel’s wetting regime.
Iliev Stanimir   +2 more
doaj   +1 more source

Contact angle hysteresis at the nanoscale: a molecular dynamics simulation study

open access: yes, 2013
In this paper, the contact angle hysteresis (CAH) of nanodroplets on both rigid and flexible substrates with different wettabilities was studied using molecular dynamics (MD) simulations.
Zhao YP(赵亚溥)   +2 more
core   +1 more source

Micro to nano: Surface size scale and superhydrophobicity

open access: yesBeilstein Journal of Nanotechnology, 2011
This work looks at the fundamental question of how the surface mobility of drops in the composite state is related to the size scale of the roughness features of the surface.
Christian Dorrer, Jürgen Rühe
doaj   +1 more source

Closed-Form Expressions for Contact Angle Hysteresis: Capillary Bridges between Parallel Platens

open access: yesColloids and Interfaces, 2020
A closed form expression capable of predicting the evolution of the shape of liquid capillary bridges and the resultant force between parallel platens is derived. Such a scenario occurs within many micro-mechanical structures and devices, for example, in
James Bowen, David Cheneler
doaj   +1 more source

Wettability versus roughness of engineering surfaces [PDF]

open access: yes, 2011
Wetting of real engineering surfaces occurs in many industrial applications (liquid coating, lubrication, printing, painting, ...). Forced and natural wetting can be beneficial in many cases, providing lubrication and therefore reducing friction and wear.
Wilson, M.C.T.   +7 more
core   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

Theoretical and numerical investigation into brush seal hysteresis without pressure differential

open access: yesAdvanced Composites Letters, 2019
Brush seal is a novel type contact seal, and it is well-known due to its excellent performance. However, there are many intrinsic drawbacks, such as hysteresis, which need to be solved.
Yuchi Kang   +4 more
doaj   +1 more source

Self‐Cleaning Sensor Surfaces for Long‐Term Environmental Monitoring

open access: yesAdvanced Engineering Materials, EarlyView.
Long‐term use of unattended outdoor sensors without soiling or biofouling is achieved through generation of a micro‐ and nanorough cuvette surface by combing hydrophobic nanoparticles with fluorinated polymers, crosslinked and surface‐attached through CHic chemistry. The coating demonstrates self‐cleaning behavior and prolonged outdoor stability, which
Sanam Kumari Rajak   +4 more
wiley   +1 more source

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